diff --git a/MagickCache/MagickCache.h b/MagickCache/MagickCache.h
index a5ccdc0..73b88cf 100644
--- a/MagickCache/MagickCache.h
+++ b/MagickCache/MagickCache.h
@@ -1,5 +1,5 @@
 /*
-  Copyright 1999-2021 ImageMagick Studio LLC, a non-profit organization
+  Copyright 1999 ImageMagick Studio LLC, a non-profit organization
   dedicated to making software imaging solutions freely available.
 
   You may not use this file except in compliance with the License.  You may
@@ -29,7 +29,7 @@
 
 #include <limits.h>
 #include <MagickCore/MagickCore.h>
-#include <MagickCache/version.h>
+#include "MagickCache/version.h"
 
 #if defined(__cplusplus) || defined(c_plusplus)
 extern "C" {
diff --git a/MagickCache/magick-cache-private.h b/MagickCache/magick-cache-private.h
index a53e03f..4921f72 100644
--- a/MagickCache/magick-cache-private.h
+++ b/MagickCache/magick-cache-private.h
@@ -1,5 +1,5 @@
 /*
-  Copyright 1999-2021 ImageMagick Studio LLC, a non-profit organization
+  Copyright 1999 ImageMagick Studio LLC, a non-profit organization
   dedicated to making software imaging solutions freely available.
 
   You may not use this file except in compliance with the License.  You may
diff --git a/MagickCache/magick-cache.c b/MagickCache/magick-cache.c
index 909515f..c21f3f6 100644
--- a/MagickCache/magick-cache.c
+++ b/MagickCache/magick-cache.c
@@ -433,8 +433,7 @@ MagickExport MagickBooleanType ClearMagickCacheResourceException(
 %
 %  The format of the GetMagickCacheResourceExtent method is:
 %
-%      const size_t GetMagickCacheResourceExtent(
-%        const MagickCacheResource *resource)
+%      size_t GetMagickCacheResourceExtent(const MagickCacheResource *resource)
 %
 %  A description of each parameter follows:
 %
@@ -1023,7 +1022,7 @@ MagickExport MagickBooleanType GetMagickCacheResource(MagickCache *cache,
 %
 %  The format of the GetMagickCacheResourceBlob method is:
 %
-%      const void *GetMagickCacheResourceBlob(MagickCache *cache,
+%      void *GetMagickCacheResourceBlob(MagickCache *cache,
 %        MagickCacheResource *resource)
 %
 %  A description of each parameter follows:
@@ -1344,7 +1343,7 @@ MagickExport MagickBooleanType GetMagickCacheResourceID(MagickCache *cache,
 %
 %  The format of the GetMagickCacheResourceImage method is:
 %
-%      const Image *GetMagickCacheResourceImage(MagickCache *cache,
+%      Image *GetMagickCacheResourceImage(MagickCache *cache,
 %        MagickCacheResource *resource,const char *extract)
 %
 %  A description of each parameter follows:
@@ -1436,7 +1435,7 @@ MagickExport Image *GetMagickCacheResourceImage(MagickCache *cache,
 %
 %  The format of the GetMagickCacheResourceIRI method is:
 %
-%      const char *GetMagickCacheResourceIRI(MagickCacheResource *resource)
+%      char *GetMagickCacheResourceIRI(MagickCacheResource *resource)
 %
 %  A description of each parameter follows:
 %
@@ -1467,7 +1466,7 @@ MagickExport char *GetMagickCacheResourceIRI(
 %
 %  The format of the GetMagickCacheResourceMeta method is:
 %
-%      const char *GetMagickCacheResourceMeta(MagickCacheResource *resource)
+%      char *GetMagickCacheResourceMeta(MagickCacheResource *resource)
 %
 %  A description of each parameter follows:
 %
@@ -1529,7 +1528,7 @@ MagickExport char *GetMagickCacheResourceMeta(MagickCache *cache,
 %
 %  The format of the GetMagickCacheResourceSize method is:
 %
-%      const void GetMagickCacheResourceSize(
+%      void GetMagickCacheResourceSize(
 %        const MagickCacheResource *resource,size_t *columns,size_t *rows)
 %
 %  A description of each parameter follows:
@@ -1562,7 +1561,7 @@ MagickExport void GetMagickCacheResourceSize(
 %
 %  The format of the GetMagickCacheResourceTimestamp method is:
 %
-%      const time_t GetMagickCacheResourceTimestamp(
+%      time_t GetMagickCacheResourceTimestamp(
 %        const MagickCacheResource *resource)
 %
 %  A description of each parameter follows:
@@ -1594,8 +1593,7 @@ MagickExport time_t GetMagickCacheResourceTimestamp(
 %
 %  The format of the GetMagickCacheResourceTTL method is:
 %
-%      const time_t GetMagickCacheResourceTTL(
-%        const MagickCacheResource *resource)
+%      time_t GetMagickCacheResourceTTL(const MagickCacheResource *resource)
 %
 %  A description of each parameter follows:
 %
@@ -1626,7 +1624,7 @@ MagickExport time_t GetMagickCacheResourceTTL(
 %
 %  The format of the GetMagickCacheResourceType method is:
 %
-%      const MagickCacheResourceType GetMagickCacheResourceType(
+%      MagickCacheResourceType GetMagickCacheResourceType(
 %        const MagickCacheResource *resource)
 %
 %  A description of each parameter follows:
@@ -1658,7 +1656,7 @@ MagickExport MagickCacheResourceType GetMagickCacheResourceType(
 %
 %  The format of the GetMagickCacheResourceVersion method is:
 %
-%      const size_t GetMagickCacheResourceVersion(
+%      size_t GetMagickCacheResourceVersion(
 %        const MagickCacheResource *resource)
 %
 %  A description of each parameter follows:
@@ -1690,7 +1688,7 @@ MagickExport size_t GetMagickCacheResourceVersion(
 %
 %  The format of the GetMagickCacheResource method is:
 %
-%      const time_t GetMagickCacheResourceTimestamp(const MagickCache *cache)
+%      time_t GetMagickCacheResourceTimestamp(const MagickCache *cache)
 %
 %  A description of each parameter follows:
 %
@@ -1770,8 +1768,7 @@ MagickExport MagickBooleanType IdentifyMagickCacheResource(MagickCache *cache,
   (void) GetMagickUTCTime(&resource->timestamp,&timestamp);
   (void) strftime(iso8601,sizeof(iso8601),"%FT%TZ",&timestamp);
   expired=' ';
-  if ((resource->ttl != 0) &&
-      (difftime(time(0),resource->timestamp) > (double) resource->ttl))
+  if ((resource->ttl != 0) && ((resource->timestamp+resource->ttl) < time(0)))
     expired='*';
   (void) fprintf(file,"%s%s %s %g:%g:%g:%g%c %s\n",GetMagickCacheResourceIRI(
     resource),size,extent,(double) (resource->ttl/(3600*24)),(double)
@@ -1819,8 +1816,7 @@ MagickExport MagickBooleanType IsMagickCacheResourceExpired(MagickCache *cache,
   status=GetMagickCacheResource(cache,resource);
   if (status == MagickFalse)
     return(status);
-  if ((resource->ttl != 0) &&
-      (difftime(time(0),resource->timestamp) > (double) resource->ttl))
+  if ((resource->ttl != 0) && ((resource->timestamp+resource->ttl) <= time(0)))
     {
       errno=ESTALE;
       return(MagickTrue);
diff --git a/MagickCache/version.c b/MagickCache/version.c
index 7bfcfea..853b748 100644
--- a/MagickCache/version.c
+++ b/MagickCache/version.c
@@ -17,7 +17,7 @@
 %                                March 2022                                   %
 %                                                                             %
 %                                                                             %
-%  Copyright 1999-2021 ImageMagick Studio LLC, a non-profit organization      %
+%  Copyright 1999 ImageMagick Studio LLC, a non-profit organization           %
 %  dedicated to making software imaging solutions freely available.           %
 %                                                                             %
 %  You may not use this file except in compliance with the License.  You may  %
diff --git a/Makefile b/Makefile
index eab5a83..9b4d64e 100644
--- a/Makefile
+++ b/Makefile
@@ -216,7 +216,7 @@ AUTOHEADER = ${SHELL} '/home/cristy/MagickCache/missing' autoheader
 AUTOMAKE = ${SHELL} '/home/cristy/MagickCache/missing' automake-1.16
 AWK = gawk
 CC = gcc
-CCDEPMODE = depmode=none
+CCDEPMODE = depmode=gcc3
 CFLAGS = -g -O2
 CPP = gcc -E
 CPPFLAGS = 
@@ -224,7 +224,7 @@ CSCOPE = cscope
 CTAGS = ctags
 CXX = g++
 CXXCPP = g++ -E
-CXXDEPMODE = depmode=none
+CXXDEPMODE = depmode=gcc3
 CXXFLAGS = -g -O2
 CYGPATH_W = echo
 DEFS = -DHAVE_CONFIG_H
@@ -256,7 +256,7 @@ LIPO =
 LN_S = ln -s
 LTLIBOBJS = 
 LT_SYS_LIBRARY_PATH = 
-MAGICKCACHE_GIT_REVISION = 212:ad75fab:20231204
+MAGICKCACHE_GIT_REVISION = 213:609152b:20231205
 MAGICKCACHE_LIBRARY_AGE = 0
 MAGICKCACHE_LIBRARY_CURRENT = 0
 MAGICKCACHE_LIBRARY_CURRENT_MIN = 0
@@ -271,8 +271,8 @@ MAGICKCACHE_MINOR_VERSION = 0
 MAGICKCACHE_PATCHLEVEL_VERSION = 1
 MAGICKCACHE_PCFLAGS = 
 MAGICKCACHE_VERSION = 1.0.0-1
-MAGICKCORE_CFLAGS = -I/usr/local/include/ImageMagick-7 -fopenmp -DMAGICKCORE_HDRI_ENABLE=1 -DMAGICKCORE_QUANTUM_DEPTH=16 -DMAGICKCORE_CHANNEL_MASK_DEPTH=64
-MAGICKCORE_LIBS = -L/usr/local/lib -lMagickCore-7.Q16HDRI
+MAGICKCORE_CFLAGS = -I/usr/include/ImageMagick-7 -fopenmp -DMAGICKCORE_HDRI_ENABLE=1 -DMAGICKCORE_QUANTUM_DEPTH=16
+MAGICKCORE_LIBS = -lMagickCore-7.Q16HDRI
 MAGICKPP_LIB_VERSION_TEXT = 1.0.0
 MAKEINFO = ${SHELL} '/home/cristy/MagickCache/missing' makeinfo
 MANIFEST_TOOL = :
@@ -299,7 +299,7 @@ PACKAGE_VERSION_ADDENDUM = -1
 PATH_SEPARATOR = :
 PKG_CONFIG = /usr/bin/pkg-config
 PKG_CONFIG_LIBDIR = 
-PKG_CONFIG_PATH = /usr/local//lib/pkgconfig
+PKG_CONFIG_PATH = 
 RANLIB = ranlib
 SED = /usr/bin/sed
 SET_MAKE = 
diff --git a/configure b/configure
index a5a89c0..54bfd5e 100755
--- a/configure
+++ b/configure
@@ -3953,7 +3953,7 @@ MAGICKCACHE_PATCHLEVEL_VERSION=1
 
 MAGICKCACHE_VERSION=1.0.0-1
 
-MAGICKCACHE_GIT_REVISION=212:ad75fab:20231204
+MAGICKCACHE_GIT_REVISION=213:609152b:20231205
 
 
 # Substitute library versioning
diff --git a/tests/magick-cache.c b/tests/magick-cache.c
index be9e0cb..ddebec1 100644
--- a/tests/magick-cache.c
+++ b/tests/magick-cache.c
@@ -242,7 +242,7 @@ static MagickBooleanType MagickCacheCLI(int argc,char **argv,
   (void) FormatLocaleFile(stdout,"%g: put magick cache (image)\n",(double)
     tests);
   tests++;
-  (void) strcpy(image_info->filename,"rose.miff");
+  (void) strcpy(image_info->filename,"rose:");
   if (cache != (MagickCache *) NULL)
     rose=ReadImage(image_info,exception);
   if ((cache != (MagickCache *) NULL) &&